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mpuig/LineString length in KM

Last active June 13, 2020 10:39
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How to calculate the (real) distance of a linestring object, in km (or any other distance unit)
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LineString length in KM
from django.contrib.gis.geos import Point
from django.contrib.gis.geos import LineString
from models import Track
# [...]
points = []
for lat,lon in coords:
pnt = Point(float(lon), float(lat))
points.append(pnt)
track.geom = Linestring(points)
track.save()
track.length = Track.objects.length().get(id=track.id).length.km
track.save()
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